CN102557230B - Equipment and method for determining ozone dosage in water treatment - Google Patents
Equipment and method for determining ozone dosage in water treatment Download PDFInfo
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- CN102557230B CN102557230B CN201110127284.7A CN201110127284A CN102557230B CN 102557230 B CN102557230 B CN 102557230B CN 201110127284 A CN201110127284 A CN 201110127284A CN 102557230 B CN102557230 B CN 102557230B
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Abstract
The invention relates to equipment and method for determining ozone dosage in water treatment. The equipment is characterized by comprising an ozone reactor, a tail gas destruction device and an ozone measuring and feeding device, wherein the ozone reactor is of a column body, a gas inlet communication with an ozone generator is arranged in the bottom of the ozone reactor, the upper part of the ozone reactor is connected with a water inlet pump, the top of the ozone reactor is provided with a tail gas outlet, the tail gas destruction device is communicated with the tail gas outlet of the ozone reactor, the ozone measuring and feeding device comprises a data processor, an inlet gas flowmeter, an inlet ozone concentration detector and a tail gas ozone concentration detector, the inlet gas flowmeter is arranged at a gas outlet end of the ozone generator, the inlet ozone concentration detector and the tail gas ozone concentration detector are in signal connection with the data processor, the inlet ozone concentration detector is arranged between the ozone generator and the gas inlet of the ozone reactor, and the tail gas ozone concentration detector is arranged between the tail gas outlet of the ozone reactor and the tail gas destruction device. The invention provides the equipment and method for accurately, simply, conveniently and rapidly determining the ozone dosage, the utilization ratio of ozone is increased, and a basis for process design and operation of a water plant is provided.
Description
Technical field
The present invention relates to a kind of for determining the Apparatus for () and method therefor of ozone dosage in water treatment.
Background technology
Ozonation and conventional water treatment method relatively have outstanding feature, as strong to bio-refractory substance oxidation ability, decomposition rate is fast, floor space is little, level of automation is high, non-secondary pollution, scum silica frost and sludge creation amount less, there is the effects such as sterilization, decolouring, antiscale simultaneously.In water treatment, the dosing method of ozone comprises preoxidation, intermediate oxidation and terminal disinfection.Ozonize technology, as a part for water treatment, has started to use in China part water factory.
Ozone oxidation and temperature, inorganic carbon (IC), pH value is relevant, and the decomposition rate of ozone in water accelerated with the raising of water temperature and pH value, is also subject to the impact of free radical inhibitors concentration simultaneously, and the concentration of free radical inhibitors directly affects the character of ozonization.Above-mentioned factor is energy ozone oxidation effect all, and the required ozone dosage of different quality condition is also different.Dosage is excessive, and ozone utilization rate is low, tail gas excessive concentration, contaminate environment; Dosage is too low, can not reach due oxidation effectiveness.
At present, in the water treatment process design of various places, the ozone dosage that adopts all be take empirical value as main, rather than determine for the concrete condition of water quality in locality.On the other hand, the condition of water quality of areal different times is also different, and required ozone dosage is also different.
Summary of the invention
For solving above technical deficiency, the invention provides a kind of accurate, easy, Apparatus for () and method therefor of determining fast ozone dosage, use it when guaranteeing ozone oxidation effect, to improve ozone utilization rate.
The present invention is achieved by the following measures:
A kind of equipment for definite ozone dosage in water treatment of the present invention, is characterized in that, comprising:
Ozone reactor, is cylinder, and its bottom is provided with the inlet mouth that is communicated with ozonizer, and top is connected with intake pump, and top is provided with tail gas outlet;
Tail gas breaking plant, is connected with the tail gas outlet of ozone reactor;
Ozone metering throwing device, comprise data handler, be arranged on the charge flow rate meter of ozonizer outlet side and the inlet gas ozone concentration detector being connected with data handler signal and tail gas ozone concn detector, described inlet gas ozone concentration detector is arranged between ozonizer and the inlet mouth of ozone reactor, and described tail gas ozone concn detector is arranged between the tail gas outlet and tail gas breaking plant of ozone reactor.
In order to facilitate verification, above-mentioned inlet gas ozone concentration detector is connected with tail gas ozone concn detector pipeline, and is provided with valve on pipeline.
More even for ozone is filled with, in above-mentioned ozonizer, be provided with the aeration plate being connected with inlet mouth.
Preferably, above-mentioned ozone reactor shell is glass column, and height is 12:1 with diameter ratio.
Utilize aforesaid device to determine a method for ozone dosage in water treatment, comprise the following steps:
A. open ozonizer, inlet gas ozone concentration detector is consistent with the check and correction of tail gas ozone concn detector, close ozonizer, in device, pass into oxygen, discharge the ozone having passed into;
B. in ozone reactor, inject the pending water sample of doses;
C. start ozone metering throwing device, in data handler, set correlation parameter, open ozonizer, data handler gathers ozone charge flow rate, ozone inlet gas concentration and ozone tail gas concentration, and draw ozone-depleting curve, by fitting of a curve, determine that ozone adds concentration curve Equation f (t) and ozone tail gas concentration curve equation F (t);
D. according to following formula, calculate ozone optimum dosage C(t) and reaction times t
0, and save data;
Wherein Q represents ozone charge flow rate, and V represents the water yield of pending water sample.
The invention has the beneficial effects as follows:
The invention provides a kind of equipment and method accurate, easy, definite ozone dosage fast, thereby the convenient ozone optimum dosage of determining under different quality condition, definite foundation that provides in ozone utilization rate ，Wei water factory's technological design and operating ozone dosage and reaction times is provided when guaranteeing ozone oxidation effect.
accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1 ozonizer, 2 ozone reactors, 3 data handlers, 4 ozone layer destroying devices, 5 ozone charge flow rate meters, 6 inlet gas ozone concentration detectors, 7 tail gas ozone concn detectors, 8 intake pumps, 9 aeration plates, 10 evacuation ports, 11 valve I, 12 valve II, 13 valve IV, 14 valve V, 15 valve III, 16 valve VI, 17 valve VII.
Embodiment
As shown in Figure 1, the present invention comprises ozone-depleting characteristic identification equipment and software system for determining the equipment of ozone dosage in water treatment.Ozone-depleting characteristic identification equipment comprises ozone reactor 2, ozonizer 1, ozone metering throwing device and tail gas breaking plant.Ozone metering throwing device comprises data handler 3, is arranged on charge flow rate meter and the inlet gas ozone concentration detector 6 being connected with data handler 3 signals and the tail gas ozone concn detector 7 of ozonizer 1 outlet side, inlet gas ozone concentration detector 6 is arranged between ozonizer 1 and the inlet mouth of ozone reactor 2, and tail gas ozone concn detector 7 is arranged between the tail gas outlet and tail gas breaking plant of ozone reactor 2.
Ozone metering throwing device comprises ozone charge flow rate meter 5, inlet gas concentration monitor and tail gas concentration monitor, and tail gas breaking plant connects tail gas outlet, adopts charcoal absorption residual ozone.
Specifically be connected to: ozonizer 1 air outlet connects valve I 11, ozone charge flow rate meter 5, valve II 12, inlet gas ozone concentration monitor successively; Inlet gas ozone concentration monitor outlet connecting tee, connects valve III 15 and valve IV 13 successively, and valve III 15 is connected with the aeration plate 9 of ozone reactor 2 bottoms; Valve IV 13 outlet connecting tees, connect respectively tail gas ozone concn monitor and valve, and valve V 14 connects tail gas outlet; The outlet of tail gas ozone concn monitor connects ozone layer destroying device 4; Inlet gas ozone concentration monitor is connected with data handler 3 signals with tail gas ozone concn monitor; Intake pump 8 outlets connect valve VI 16 and ozone reactor 2 water-ins successively, and ozone reactor 2 evacuation ports 10 connect valve VII 17; Connecting pipeline all adopts polytetrafluoroethylene (PTFE) material.
The present invention is for determining ozone oxidation process ozone optimum dosage under different quality condition, and its method adopts following steps:
A. open ozonizer 1, inlet gas ozone concentration detector 6 is consistent with 7 check and correction of tail gas ozone concn detector, close ozonizer 1, in device, pass into oxygen, discharge the ozone having passed into;
B. in ozone reactor 2, inject the pending water sample of doses;
C. start ozone metering throwing device, in data handler 3, set correlation parameter, open ozonizer 1, data handler 3 gathers ozone charge flow rate, ozone inlet gas concentration and ozone tail gas concentration, and draw ozone-depleting curve, by fitting of a curve, determine that ozone adds concentration curve Equation f (t) and ozone tail gas concentration curve equation F (t);
D. according to following formula, calculate ozone optimum dosage C(t) and reaction times t
0, and save data;
Wherein Q represents ozone charge flow rate, and V represents the water yield of pending water sample.
Described in above-described embodiment, be to illustrate this patent; though describe by specific term in literary composition; but can not limit with this protection domain of this patent; the personage who is familiar with this technical field can change or revise it and reach equivalent object after understanding the spirit of this patent and principle; and this equivalence change and modification all should be covered by claim scope and define in category.
Claims (4)
1. for determining an equipment for ozone dosage in water treatment, it is characterized in that, comprising:
Ozone reactor, is cylinder, and its bottom is provided with the inlet mouth that is communicated with ozonizer, and top is connected with intake pump, and top is provided with tail gas outlet;
Tail gas breaking plant, is connected with the tail gas outlet of ozone reactor;
Ozone metering throwing device, comprise data handler, be arranged on the charge flow rate meter of ozonizer outlet side and the inlet gas ozone concentration detector being connected with data handler signal and tail gas ozone concn detector, described inlet gas ozone concentration detector is arranged between ozonizer and the inlet mouth of ozone reactor, and described tail gas ozone concn detector is arranged between the tail gas outlet and tail gas breaking plant of ozone reactor; Described inlet gas ozone concentration detector is connected with tail gas ozone concn detector pipeline, and is provided with valve on pipeline.
2. according to claim 1 for determining the equipment of ozone dosage in water treatment, it is characterized in that: in described ozone reactor, be provided with the aeration plate being connected with inlet mouth.
3. according to claim 1 for determining the equipment of ozone dosage in water treatment, it is characterized in that: described ozone reactor shell is glass column, and height is 12:1 with diameter ratio.
4. utilize equipment described in claim 1 to determine a method for ozone dosage in water treatment, it is characterized in that, comprise the following steps:
A. open ozonizer, inlet gas ozone concentration detector is consistent with the check and correction of tail gas ozone concn detector, close ozonizer, in equipment, pass into oxygen, discharge the ozone having passed into;
B. in ozone reactor, inject the pending water sample of doses;
C. start ozone metering throwing device, in data handler, set correlation parameter, open ozonizer, data handler gathers ozone charge flow rate, ozone inlet gas concentration and ozone tail gas concentration, and draw ozone-depleting curve, by fitting of a curve, determine that ozone adds concentration curve Equation f (t) and ozone tail gas concentration curve equation F (t);
D. according to following formula, calculate ozone optimum dosage C(t) and reaction times t
0, and save data;
Wherein Q represents ozone charge flow rate, and V represents the water yield of pending water sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110127284.7A CN102557230B (en) | 2011-05-17 | 2011-05-17 | Equipment and method for determining ozone dosage in water treatment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110127284.7A CN102557230B (en) | 2011-05-17 | 2011-05-17 | Equipment and method for determining ozone dosage in water treatment |
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| CN102557230A CN102557230A (en) | 2012-07-11 |
| CN102557230B true CN102557230B (en) | 2014-02-26 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196961B (en) * | 2013-04-18 | 2014-11-05 | 中国科学院大气物理研究所 | Ozone air sounding detector |
| CN108238690B (en) * | 2018-02-11 | 2020-07-14 | 吉林建筑大学 | Oxidation disinfection system of diving pool circulating water |
| CN110412233B (en) * | 2019-08-28 | 2024-08-02 | 上海铱钶环保科技有限公司 | Method and device for quantitatively measuring ozone consumption of different water qualities |
| CN111470610B (en) * | 2020-03-18 | 2021-02-26 | 深圳信息职业技术学院 | Ozone water treatment technology evaluation system and method |
| CN111392852B (en) * | 2020-04-24 | 2023-12-19 | 华能国际电力股份有限公司 | Feedforward-feedback cooperative control ozone accurate feeding system and method |
| CN112456631B (en) * | 2020-11-27 | 2022-08-16 | 胡明成 | Ozone dosing automatic control system and method based on ozone indirect oxidation |
| CN115677020B (en) * | 2022-12-07 | 2023-12-05 | 如东深水环境科技有限公司 | Method for treating organic wastewater by combining ozone oxidation and biological activated carbon |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005305328A (en) * | 2004-04-22 | 2005-11-04 | Toshiba Corp | Water treatment controlling system |
| JP2006314911A (en) * | 2005-05-12 | 2006-11-24 | Takasago Thermal Eng Co Ltd | Sludge treatment method and waste water treatment system for biological treatment tank |
| CN101066797A (en) * | 2007-05-29 | 2007-11-07 | 江苏康尔臭氧有限公司 | On-line monitored secondary water purifying ozone system and process |
| CN101428924A (en) * | 2008-12-09 | 2009-05-13 | 江苏工业学院 | Treatment of wastewater from vitamin C production with reinforcement, catalysis and ozonization of physical means |
| CN101700944A (en) * | 2009-09-16 | 2010-05-05 | 汤苏云 | Method for increasing utilization rate of ozone jointly processing waste water with biological aerated filter |
| CN202046923U (en) * | 2011-05-17 | 2011-11-23 | 济南市供排水监测中心 | Equipment for determining ozone dosage in water treatment |
-
2011
- 2011-05-17 CN CN201110127284.7A patent/CN102557230B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005305328A (en) * | 2004-04-22 | 2005-11-04 | Toshiba Corp | Water treatment controlling system |
| JP2006314911A (en) * | 2005-05-12 | 2006-11-24 | Takasago Thermal Eng Co Ltd | Sludge treatment method and waste water treatment system for biological treatment tank |
| CN101066797A (en) * | 2007-05-29 | 2007-11-07 | 江苏康尔臭氧有限公司 | On-line monitored secondary water purifying ozone system and process |
| CN101428924A (en) * | 2008-12-09 | 2009-05-13 | 江苏工业学院 | Treatment of wastewater from vitamin C production with reinforcement, catalysis and ozonization of physical means |
| CN101700944A (en) * | 2009-09-16 | 2010-05-05 | 汤苏云 | Method for increasing utilization rate of ozone jointly processing waste water with biological aerated filter |
| CN202046923U (en) * | 2011-05-17 | 2011-11-23 | 济南市供排水监测中心 | Equipment for determining ozone dosage in water treatment |
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